Stack Bros Mechanical Contractors INC (USDOT 1280175)
1 caution found.
- Docket (MC) number
- MC1583591
- Operating authority
- Common carrier authority: active.
- Authority granted
- 2023-10-12
- Insurance on file
- Liability (BIPD) insurance on file for $750,000.
- Safety rating
- No published safety rating
- Fleet on file
- 134 power units, 143 drivers
- Operation type
- Interstate
- Physical address
- 3119 HILL AVE, SUPERIOR, WI 54880
- MCS-150 last filed
- 2025-05
Findings
- Multiple carriers at this address (Caution): 2 other active carriers are registered at this physical address. Shared addresses are common for freight offices and registered agents.
- Safety review on file but no current rating (Note): FMCSA's last review (2011-02-17, 15y ago) did not assign a safety rating, and none has since.
Connected carriers
Other carriers linked to this one in FMCSA registration and roadside-inspection records:
Frequently asked questions
What carrier is USDOT 1280175?
USDOT 1280175 is Stack Bros Mechanical Contractors INC, an interstate motor carrier.
What carrier is MC 1583591?
MC 1583591 is the docket number of Stack Bros Mechanical Contractors INC, USDOT 1280175.
What is Stack Bros Mechanical Contractors INC's MC number?
Stack Bros Mechanical Contractors INC's docket number is MC 1583591. Its USDOT number is 1280175.
Is Stack Bros Mechanical Contractors INC currently authorized to operate?
Common carrier authority: active. Source: FMCSA registration and licensing records.
Does Stack Bros Mechanical Contractors INC have insurance on file with FMCSA?
Liability (BIPD) insurance on file for $750,000.
Who provides Stack Bros Mechanical Contractors INC's insurance?
Stack Bros Mechanical Contractors INC's liability insurance is filed with FMCSA by Travelers Indemnity CO.
What is Stack Bros Mechanical Contractors INC's safety record?
In the last 24 months, FMCSA records show 3 of 7 vehicle inspections ending out-of-service for Stack Bros Mechanical Contractors INC, too few inspections for a stable rate. FMCSA records also show 0 reportable crashes in the same window.
What is Stack Bros Mechanical Contractors INC's CSA score?
FMCSA does not publish a single CSA score for carriers. Stack Bros Mechanical Contractors INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Stack Bros Mechanical Contractors INC's FMCSA safety rating?
Stack Bros Mechanical Contractors INC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
Changes over time
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Sourced from FMCSA public records. Official data as of Aug 24, 2026. fleetfax surfaces the facts; brokers make the judgment.